Register
Login
Username
Password
Login
forgot your password?
Home
Forum
+0
Formulary
Maths
Help
Complex Numbers
Integral Calculus
Differential Calculus
Equations
Graphs
Linear Algebra
Number theory
Percent
Standard Functions
Statistics
Trigonometry
Unit Conversion
Units
About
Imprint
Privacy Policy
Terms of Service
Credits
Google+
Facebook
Contact Email
Post New Question
All Questions
+0
230469 Questions
-4
748
3
+73
Can somone help me solve this? I'm confused...
Can someone help me solve this? I'm confused...
●
●
●
GAMEMASTERX40
Mar 9, 2019
0
561
2
im getting 12 but i think its wrong
http://prntscr.com/mvl8qe
●
●
Guest
Mar 9, 2019
+1
614
2
I don't really understand this at all
●
●
Guest
Mar 9, 2019
+2
2156
1
+367
What is the fifth smallest prime number greater than 1000?
What is the fifth smallest prime number greater than 1000?
●
Badada
Mar 9, 2019
0
1143
2
+14
welp number 3
Two circles intersect at A and B. A common external tangent is tangent to the circles at T and U as shown. Let M be the intersection of line AB and TU. If AB = 9 and BM = 3 find TU.
https://latex.artofproblemsolving.com/c/5/0/c50a548001dc09c6eb63031398f6a77787276a50.png
read more ..
heureka
●
●
cjxie0613
Mar 9, 2019
0
431
3
graphs
http://prntscr.com/mvkqnp
●
●
●
Guest
Mar 9, 2019
0
1305
1
+687
Help?
A gas mixture contains 88 grams of oxygen gas, 88 grams of nitrogen gas, and 12 grams of nitrogen dioxide gas. What is the mole fraction of nitrogen dioxide in this mixture?
●
hoiuu
Mar 9, 2019
0
551
1
average rate of change
http://prntscr.com/mvjxsf
●
Guest
Mar 9, 2019
+1
2047
1
+237
Evaluate: $\dfrac{(x+y)^2 - (x-y)^2}{y}$ for $x=6$, $y \not= 0$.
Evaluate: , for and .
●
Firewolf
Mar 9, 2019
0
1651
5
+122
HELP! EXTREMELY HARD PROBLEM!
What is the smallest positive value of m so the equation 10x^2-mx+420=0 has integral solutions?
●
●
●
●
●
IneedHALP
Mar 9, 2019
0
679
1
Math Clock Project! HELP
I have to creat a clock for math.
Create quadratic equations where the anwser are:
1, 11
2,10
read more ..
MaxWong
●
Guest
Mar 9, 2019
0
805
6
+14
MORE HW
1)The first term of a sequence is 13. Starting with the second term, each term is the sum of the cubes of the digits in the previous term. For example, the second term is Find the 100th term.
2)In a sequence of ten terms,
read more ..
●
●
●
●
●
●
SUS101
Mar 9, 2019
0
776
6
+14
HELP MATH HW
1) Given that and , and the general relation
for find
2)Evaluate the sum.
read more ..
●
●
●
●
●
●
SUS101
Mar 9, 2019
+1
865
1
+10
Help please understand concept and questions
1.T graph of
is a parabola whose vertex is at
. The
read more ..
●
MathSmart
Mar 9, 2019
0
614
1
help fast
plz give a detailed solution for the question
Prove that for any n , n5 - n is divisible by 30 .
●
Guest
Mar 9, 2019
0
719
4
percentage
Jacob visited the fruits garden last weekend and helped farmers count the fruits. There were 20% more oranges than grapes. When 126 fruits were added, the oranges were increased by 10% and the grapes increased by 9%. How many fruits were there at first?
read more ..
●
●
●
●
Guest
Mar 9, 2019
0
625
1
percentage
Sandy will get $6120 more if her salary is increased by 12%. Sandy's salary is 15% less of her colleague Sonia's salary. What is Sonia's salary?
●
Guest
Mar 9, 2019
-1
606
1
(9*10^9(0.00000014))/900
\frac{9\cdot10^9\left(0.00000014\right)}{900}
●
Guest
Mar 9, 2019
+1
953
5
+642
models algebra
Am I correct?
read more ..
●
●
●
●
●
cerenetie
Mar 9, 2019
+1
811
4
+322
Derivative
So I was given the equation f(t)= cos(pi(t) / 6) and was told to find the velocity equation which was the first derivative,
V(t)= -(pi/6) [sin(pi(t)/6)]. The part I'm having trouble with is finding the velocity after 1 second. I plugged in
read more ..
●
●
●
●
Ruublrr
Mar 9, 2019
0
661
1
hyperbolas
The parabola and the hyperbola are tangent. Find
●
Guest
Mar 9, 2019
«
latest
9217
9216
..
5807
5806
5805
5804
5803
..
2
1
»
Post New Question
2 Online Users
Top Users
+128408
CPhill
moderator
+118608
Melody
moderator
+33615
Alan
moderator
+14905
asinus
moderator
+9519
MaxWong
+3144
admin
administrator
+2440
GingerAle
+1763
tomtom
+1484
bader
+1037
parmen
+1030
blackpanther
Sticky Topics
Some guidelines for question askers.
What is Happening 5
Again a number puzzle. Multiply in writing.
Loads of fun printable number and logic puzzles
¤¤¤¤Welcome To Web2.0calc¤¤¤¤
How to display latex properly
Feature Questions 1 - Started 8th May 19
How to upload a picture.
If a question is ticked that does not mean you cannot continue it.
Should you consider anything before you answer a question?
Geometry Thread
PUZZLES
LaTex Coding
/calculator/bsh9ex1zxj
Historical post!
What is happening? Wrap #4
Great Questions to Learn From 2
Great Answers to Learn From
Reference Material
Information for new people.